Highly efficient air source pump provides heat and hot water with a COP of 5.00 and SCOP of 4.91. Equipped with a patented defrost system to prevent ice build-up. In-house design to enhance the overall performance of units at lower temperatures, reducing the need for the energy-intensive defrost system to operate as frequently. Durable and robust steel casing with the convenience of both wall and floor mounting with optional brackets. Easy to use leading control system, provides convenient diagnostics and is compatible with a variety of major smart thermostats, including Homely and Google Nest. Low maintenance with a long service life and low running costs. Can be integrated with other heating emitters including underfloor heating. Suitable for Domestic Central Heating A+++ Rated Heating / A++ Rated Water Stainless Steel Heat Exchanger Suitable for Underfloor Heating (Wet Systems Only) Not Compatible with Solar Panels R32/675 Refrigerant 7 Year Manufacturers Guarantee (Registration...